Twitter’s looming business model

In the light of the recent hire of Kevin Thau, someone with sales and business development experience. The pending rate limit seems to imply a more aggressive twitter. Could cutting back on API limits be the first steps towards paid access to the API? The API twitter provides is amazingly simple and, as such, has resulted in a tremendous amount of growth. That growth includes 3rd parties developing applications and business models around the API. These applications can often be stuffed into 2 categories. First, an application that sits directly on top of twitter and provides nothing more then...